... such as calcium carbonate, talcum powder, kaolin, zirconium silicate, wollastonite, graphite, silica powder, tourmaline, mica, barite, plaster, bentonite, diamond, quartz, diatomite, feldspar, calamite, clay ... , garnet, vermiculite, Titanium white power, etc.Analyzing or sizing particle size of metallic powder such as aluminum powder ...